keep local_volumes_enabled as deprecated

inventory/group_vars/k8s-cluster.yml

@@ -169,7 +169,9 @@ istio_enabled: false
 registry_enabled: false
 
 # Local volume provisioner deployment
-local_volume_provisioner_enabled: false
+# deprecated will be removed
+local_volumes_enabled: false
+local_volume_provisioner_enabled: {{ local_volumes_enabled }}
 
 # Add Persistent Volumes Storage Class for corresponding cloud provider ( OpenStack is only supported now )
 persistent_volumes_enabled: false